Publications by authors named "Yuri Takamatsu"

Subcutaneous implantable venous ports were placed in 414 patients between April 2016 and August 2021 for the purpose of breast cancer chemotherapy in our hospital. Although the internal jugular vein approach was selected to prevent fractures caused by pinch-off syndrome, catheter fracture occurred in 8 patients(1.9%).

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We conducted a questionnaire survey of patients with breast cancer who underwent implantation of a subcutaneous central venous port system for chemotherapy; we aimed to evaluate their satisfaction with the port and difficulties in daily life. Overall, 130 patients with breast cancer who underwent port implantation for chemotherapy between 2016 and 2018 responded to our survey. Although the overall satisfaction was high(78.

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Article Synopsis
  • This phase II study aimed to assess the effectiveness of combining nab-paclitaxel (nab-PTX) with anthracycline-based therapy as a neoadjuvant treatment for advanced breast cancer.
  • A total of 41 patients were treated, with observable pathological complete response (pCR) rates varying significantly among different breast cancer subtypes, with a total pCR of 24% overall but as high as 100% for HER2-positive cases.
  • The treatment was generally well-tolerated, although notable side effects included peripheral sensory neuropathy and neutropenia, with one patient experiencing fatal complications linked to pneumonia.
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We report a case of breast cancer with cartilaginous differentiation that responded well to chemotherapy, which completely eliminated distant metastasis. A 63-year-old woman visited our hospital complaining of a large hemorrhagic mass measuring 15 cm in diameter with ulceration of the left breast. Palpation revealed swelling of the left axillary and right supraclavicular (SC)lymph nodes, suggesting breast cancer metastasis.

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